Growing community of inventors

Brooklyn, NY, United States of America

Karen Hollander

Average Co-Inventor Count = 2.25

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 46

Karen HollanderDavid S Hollander (3 patents)Karen HollanderMark Maclean-Blevins (1 patent)Karen HollanderKaren Hollander (3 patents)David S HollanderDavid S Hollander (13 patents)Mark Maclean-BlevinsMark Maclean-Blevins (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. The Firedrill Company, Inc. (1 from 2 patents)

2. Smart Feeding Solutions Inc. (1 from 1 patent)

3. Fire Drill, LLC (1 from 1 patent)


3 patents:

1. 9832971 - Pet feeding system

2. 6609516 - Smoke escape mask

3. 6453902 - Smoke escape mask

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as of
1/3/2026
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